Condensed Consolidated Statements Of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Statement of Comprehensive Income [Abstract]
Net income	$ 21,959	$ 15,537	$ 32,970	$ 25,683
Other comprehensive income:
Foreign currency translation gain, net	2,951	1,871	7,465	6,671
Total comprehensive income	$ 24,910	$ 17,408	$ 40,435	$ 32,354